{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in res_pjsip_session.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash Asterisk by sending specific SIP responses that cause an SDP negotiation failure."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-02-19T15:06:10", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://downloads.asterisk.org/pub/security/"}, {"name": "20210218 AST-2021-005: Remote Crash Vulnerability in PJSIP channel driver", "tags": ["mailing-list", "x_refsource_FULLDISC"], "url": "http://seclists.org/fulldisclosure/2021/Feb/61"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://downloads.asterisk.org/pub/security/AST-2021-005.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://issues.asterisk.org/jira/browse/ASTERISK-29196"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-26906", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered in res_pjsip_session.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash Asterisk by sending specific SIP responses that cause an SDP negotiation failure."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://downloads.asterisk.org/pub/security/", "refsource": "MISC", "url": "https://downloads.asterisk.org/pub/security/"}, {"name": "20210218 AST-2021-005: Remote Crash Vulnerability in PJSIP channel driver", "refsource": "FULLDISC", "url": "http://seclists.org/fulldisclosure/2021/Feb/61"}, {"name": "https://downloads.asterisk.org/pub/security/AST-2021-005.html", "refsource": "CONFIRM", "url": "https://downloads.asterisk.org/pub/security/AST-2021-005.html"}, {"name": "https://issues.asterisk.org/jira/browse/ASTERISK-29196", "refsource": "CONFIRM", "url": "https://issues.asterisk.org/jira/browse/ASTERISK-29196"}, {"name": "http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/161477/Asterisk-Project-Security-Advisory-AST-2021-005.html"}]}}}}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-26906", "datePublished": "2021-02-18T19:50:04", "dateReserved": "2021-02-08T00:00:00", "dateUpdated": "2021-02-19T15:06:10", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

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